| Blackhawk to Popovo | 6,483.95 mi (10,434.90 km) |
| Blackhawk to Provadia | 6,519.26 mi (10,491.73 km) |
| Blackhawk to Radnevo | 6,543.40 mi (10,530.59 km) |
| Blackhawk to Radomir | 6,461.11 mi (10,398.16 km) |
| Blackhawk to Rakitovo | 6,522.13 mi (10,496.36 km) |
| Blackhawk to Rakovski | 6,522.99 mi (10,497.73 km) |
| Blackhawk to Razgrad | 6,478.35 mi (10,425.90 km) |
| Blackhawk to Razlog | 6,514.16 mi (10,483.52 km) |
| Blackhawk to Ruse | 6,448.41 mi (10,377.71 km) |
| Blackhawk to Samokov | 6,488.19 mi (10,441.74 km) |
| Blackhawk to Sandanski | 6,529.30 mi (10,507.90 km) |
| Blackhawk to Sevlievo | 6,480.29 mi (10,429.02 km) |
| Blackhawk to Shumen | 6,502.71 mi (10,465.09 km) |
| Blackhawk to Silistra | 6,456.76 mi (10,391.15 km) |
| Blackhawk to Sliven | 6,527.91 mi (10,505.66 km) |
